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经营范围
发明名称
Plastic tube forming method
摘要
申请公布号
US3085293(A)
申请公布日期
1963.04.16
申请号
US19600019719
申请日期
1960.04.04
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
KRITCHEVER MATHEW F.
分类号
B29C47/00
主分类号
B29C47/00
代理机构
代理人
主权项
地址
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